ATSAML21G17B-MUT vs ATSAML21J17B-MUT Comparison
Detailed side-by-side comparison of ATSAML21G17B-MUT by Microchip Technology and ATSAML21J17B-MUT by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAML21G17B-MUT - 128KB Flash Cortex-M0+ MCU | Microchip
ATSAML21G17B-MUT ✓ ActiveMicrochip Technology
ATSAML21J17B-MUT - 48MHz Cortex-M0+ 128KB MCU | Microchip
ATSAML21J17B-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAML21G17B-MUT | ATSAML21J17B-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.25 | $2.49 |
| Core Architecture | ARM Cortex-M0+ (32-bit, single-core) | — |
| Family | SAM L21 (Functional Safety series) | — |
| Maximum Core Frequency | 48 MHz | — |
| CoreMark / MHz | 2.46 | — |
| Program Flash | 128 KB (128K x 8) | — |
| SRAM | 16 KB | 16 KB (128 KB variant per DigiKey/Mouser inconsistency noted) |
| Supply Voltage Range | 1.62 V to 5.5 V | — |
| Active Current | <35 uA/MHz | < 35 uA/MHz |
| Sleep Mode Current | 200 nA | — |
| Operating Temperature | -40C to +85C | -40C to +85C (industrial) |
| Package | 48-QFN (7x7 mm) | 64-pin QFN (9x9 mm) with exposed pad |
| GPIO Count | 36 (max) | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 1 Msps |
| Crypto Accelerator | AES, SHA hardware accelerator | — |
| Functional Safety | IEC 60730 Class B ready (FuSa) | FuSa features integrated |
| Mounting Type | Surface Mount | Surface Mount (Tape & Reel) |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| Core | — | ARM Cortex-M0+ (32-bit, ARMv6-M) |
| Maximum CPU Clock | — | 48 MHz |
| CoreMark Score | — | 2.46 CoreMark/MHz |
| Flash Memory | — | 128 KB |
| Supply Voltage (VDD) | — | 1.62 V to 3.63 V |
| Sleep Current | — | 200 nA |
| Analog Comparators | — | 2 |
| SERCOM Channels | — | 6 (configurable UART/SPI/I2C) |
| RTC | — | 32-bit RTC with calendar |
| Security | — | Peripheral Access Control (PAC), TRNG |